Emergency Stop Button; Operating Modes And Machine Functions - Siemens SINUMERIK 840Di sl Operating Manual

2
01/2008

2.2.1 EMERGENCY STOP button

Machine manufacturer

2.2.2 Operating modes and machine functions

Modes of operation
Jog
MDA
Auto
*
© Siemens AG 2008 All rights reserved.
SINUMERIK 840Di sl/840D sl/840D Operating Manual HMI-Advanced (BAD) - 01/2008 Edition

EMERGENCY STOP button

Press this red key in emergency situations:
1. if life is at risk
2. When there is a danger of the machine or workpiece being
damaged.
As a rule, when operating the EMERGENCY STOP button, all drives
are brought to a standstill with max. braking torque.
For details of other or additional responses to an EMERGENCY
STOP:
Please read the information supplied by the machine tool
manufacturer!
The active mode is signaled and confirmed by the associated LED,
which lights up.
The keys marked with an * correspond to the key symbols in US
layout.
If you press a "Mode key", the corresponding mode is selected if
permissible, and all other modes and functions are deselected.
JOG
(Jogging)
Axis travel in jog mode via:
• Continuous motion of the axes using the direction keys, or
• Incremental motion of the axes using the direction keys, or
• Handwheel
MDA
(Manual Data Automatic)
Control of machine through execution of a block or a sequence of
blocks. The blocks are entered on the operator panel front.
Automatic
Control of machine through automatic execution of programs.
Operator Components/Operating Sequences
2.2 Machine control panel (MCP)
2
2-31